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Finding the Fourth Proportional to 45,023.88, 62,129.88 and 24,880.80

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Solution

The fourth proportional to 45,023.88, 62,129.88 and 24,880.80 is: 34,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,023.88 : 62,129.88 = 24,880.80 : x
  2. Step 2: Convert to fraction form
    45,023.88/62,129.88 = 24,880.80/x
  3. Step 3: Cross multiply
    45,023.88x = 62,129.88 × 24,880.80
  4. Step 4: Simplify right side
    45,023.88x = 1,545,841,118.30
  5. Step 5: Solve for x
    x = 1,545,841,118.30/45,023.88
  6. Step 6: Final answer
    x = 34,333.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.